DC Machine

DC Machine

University

10 Qs

quiz-placeholder

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DC Machine

DC Machine

Assessment

Quiz

Engineering

University

Practice Problem

Medium

Created by

Ronald Jackson

Used 7+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is DC machine?

Consist of DC motor and generator

DC motor

DC generator

Use AC for incoming supply

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define a commutator?

to connect generated voltage with external circuit

to produced magnetic field

to generate electricity

to link loop with brusheh

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Conversion from mechanical energy to electrical energy is also defined as what?

a motor

a generator

a series motor

a shunt motor

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A _____ is induced in armature conductors when current carrying conductors are placed in a magnetic field

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To determine the direction of the induced EMF/current of a conductor moving a magnetic field.

Kirchhoff's law

Maxwell's rule

Fleming's rule

Ohm's law

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

The magnitude of the induced EMF depends on?

The strength of the magnetic field

The angle at which the conductor cuts the magnetic field

The speed at which the conductor is moved

The length of the conductor within the magnetic field

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

DC machine consists of?

Permanent magnet

Electromagnet

Shunt motor

Permanent & Electromagnet

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